#64BCDC#64BCDC

#64BCDC is a light, moderate cyan. Relative luminance 0.438; OKLCH L 75.3% C 0.096 H 224.1°. Best body text is #000000 at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#64BCDC
RGB	rgb(100, 188, 220)
HSL	hsl(196, 63%, 63%)
HSV	hsv(196, 55%, 86%)
CMYK	cmyk(54.5%, 14.5%, 0%, 13.7%)
CIE-LAB	lab(72.12, -17.56, -24.11)
CIE-LCH	lch(72.12, 29.83, 233.93°)
OKLab	oklab(75.26% -0.069 -0.0669)
OKLCH	oklch(75.26% 0.096 224.1)
XYZ	xyz(36.1521, 43.8398, 74.2530)
Luminance	0.4384 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BCDC #DC8464

analogous

#64DCC0 #64BCDC #6480DC

triadic

#64BCDC #DC64BC #BCDC64

tetradic

#64BCDC #C064DC #DC8464 #80DC64

square

#64BCDC #C064DC #DC8464 #80DC64

split-complementary

#64BCDC #DC6480 #DCC064

monochromatic

#2480A1 #32A6D1 #64BCDC #96D2E7 #C8E7F3

Accessibility & contrast

On white

2.15

#64BCDC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.77

#64BCDC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BCDC

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BCDC	#FFFFFF	#000000	##000000
##64BCDC	1.00	2.15	9.77	9.77
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.77	21.00	1.00	1.00
##000000	9.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB8DE

Deuteranopia (green-blind)

#99ABDC

Tritanopia (blue-blind)

#00C6C6

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #64bcdc;
/* rgb */ color: rgb(100, 188, 220);
/* oklch */ color: oklch(75.3% 0.096 224.1);

Tailwind

colors: {
  custom: {
    50: '#99d0e7',
    500: '#64bcdc',
    950: '#000000',
  },
}

SCSS

$custom: #64bcdc;
$custom-light: #99d0e7;
$custom-dark: #000000;

JSON

{
  "hex": "#64bcdc",
  "rgb": {
    "r": 100,
    "g": 188,
    "b": 220
  },
  "hsl": {
    "h": 196,
    "s": 63.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.75257,
    "c": 0.09616,
    "h": 224.1
  },
  "luminance": 0.43843
}

Semantic roles & 50–950 ramp

primary

#64BCDC

secondary

#E4C4B8

accent

#4A1BCB

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0F1416

muted

#7E8284

Preview Lab

Preview with #64BCDC

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →